People get threatened with lawsuits all the time. What matters is when they actually get filed. This person is leaving the project not due to the threat of a l

People get threatened with lawsuits all the time. What matters is when they actually get filed. This person is leaving the project not due to the threat of a lawsuit, but because of who threatened -- other project members. This isn't a case of a legal system run amuck, it's a case of overkill when asking someone to leave a project.